Q4,Paper 3,J 13.Equivalence partitioning is a __________ method that divides the input domain of a program into classes of data from which test cases can be derived.

(A) White-box testing

(B) Black-box testing

(C) Orthogonal array testing

(D) Stress testing.

Answer B.

 Explanation;

Equivalence partitioning checks whether the users is getting what he demanded. Ex program is calculating whether triangle is equilateral ,scalene. etc. equivalence partitioning checks ,whether program is successful in finding the class of triangle properly.